A portable spray apparatus (1) is provided to selectively discharge liquid spray medium and solid dust medium with a blower airflow (7) generated by a blower (6). An adaptor (8) is provided which has at least a channel section (9) of a liquids channel (10) for the liquid spray medium and a channel s
A portable spray apparatus (1) is provided to selectively discharge liquid spray medium and solid dust medium with a blower airflow (7) generated by a blower (6). An adaptor (8) is provided which has at least a channel section (9) of a liquids channel (10) for the liquid spray medium and a channel section (11) of a solids channel (12) for the solid dust medium. The adaptor (8) is releasably connected to a supply vessel (4). The liquids channel (10) and the solids channel (12) open into the blower airflow (7). Various built-in positions of the supply vessel (4) and of the adaptor (8) are freely selectable relative to each other and to the blower unit (3) by the operator. In one built-in position, the liquids channel (10) is connected via its channel section (9) to an interior space (13) of the supply vessel (4) and, in another built-in position, the solids channel (12) is connected to this interior space (13) via the channel section (11) thereof.
대표청구항▼
What is claimed is: 1. A portable spray apparatus comprising: a back carrier frame; a blower unit mounted on said frame; a supply vessel mounted on said back carrier frame and having an interior space wherein a liquid spray medium and a solid dust medium are selectively held to be discharged by sai
What is claimed is: 1. A portable spray apparatus comprising: a back carrier frame; a blower unit mounted on said frame; a supply vessel mounted on said back carrier frame and having an interior space wherein a liquid spray medium and a solid dust medium are selectively held to be discharged by said apparatus; said blower unit including a drive motor and a blower driven by said drive motor to generate a blower airflow for selectively discharging the liquid spray medium and solid dust medium; an adaptor releasably connected to said supply vessel; a liquids channel for said liquid spray medium opening into said blower airflow; a solids channel for said solid dust medium opening into said blower airflow; said adaptor defining at least one channel section of said liquids channel and at least one channel section of said solids channel; said supply vessel and said adaptor having first and second built-in positions relative to each other and/or to said blower unit which are freely selectable by an operator of said apparatus and, in said first position, said liquids channel communicating with said interior space via said liquids section and, in said second position, said solids channel communicating with said interior space via said solids section; and, said channel section of said solids channel being closed in said first built-in position and said channel section of said liquids channel being closed in said second built-in position. 2. The portable spray apparatus of claim 1, wherein said channel section of said liquids channel is a first channel section of said liquids channel and said adaptor includes a second channel section of said liquids channel; and, wherein said apparatus further comprises a pressure pump mounted in said liquids channel and said liquids channel includes a flow line and a return line for said pressure pump; and, said first channel section of said liquids channel is a flow section of said flow line and said second channel section of said liquids channel is a return section of said return line. 3. The portable spray apparatus of claim 1, wherein said blower has an overpressure region and wherein said adaptor has a pressurized air channel section and said apparatus further comprises a pressurized air channel for supplying said pressurized air channel section with pressurized air from said overpressure region; and, said pressurized air channel is pressure-transmittingly connected to said interior space via said pressurized air channel section when said adaptor is in said first built-in position. 4. The portable spray apparatus of claim 3, wherein said pressurized air channel is pressure-transmittingly connected to said interior space via said pressurized air channel section when said adaptor is in both of said first and second built-in positions. 5. A portable spray apparatus comprising: a back carrier frame; a blower unit mounted on said frame; a supply vessel mounted on said back carrier frame and having an interior space wherein a liquid spray medium and a solid dust medium are selectively held to be discharged by said apparatus; said blower unit including a drive motor and a blower driven by said drive motor to generate a blower airflow for selectively discharging the liquid spray medium and solid dust medium; an adaptor releasably connected to said supply vessel; a liquids channel for said liquid spray medium opening into said blower airflow; a solids channel for said solid dust medium opening into said blower airflow; said adaptor defining at least one channel section of said liquids channel and at least one channel section of said solids channel; said supply vessel and said adaptor having first and second built-in positions relative to each other and/or to said blower unit which are freely selectable by an operator of said apparatus and, in said first position, said liquids channel communicating with said interior space via said liquids section and, in said second position, said solids channel communicating with said interior space via said solids section; said supply vessel having a base having a center line; said base having a liquids opening formed therein assigned to said channel section of said liquids channel and a solids opening formed therein assigned to said channel section of said solids channel; said liquids opening and said solids opening being disposed on the same side of said center line; said adaptor having a center line; and, said channel section of said liquids channel and said channel section of said solids channel being disposed on different sides of said center line of said adaptor. 6. The portable spray apparatus of claim 5, wherein said liquids opening and said solids opening are conjointly formed by a single opening in said base of said supply vessel. 7. A portable spray apparatus comprising: a back carrier frame; a blower unit mounted on said frame; a supply vessel mounted on said back carrier frame and having an interior space wherein a liquid spray medium and a solid dust medium are selectively held to be discharged by said apparatus; said blower unit including a drive motor and a blower driven by said drive motor to generate a blower airflow for selectively discharging the liquid spray medium and solid dust medium; an adaptor releasably connected to said supply vessel; a liquids channel for said liquid spray medium opening into said blower airflow; a solids channel for said solid dust medium opening into said blower airflow; said adaptor defining at least one channel section of said liquids channel and at least one channel section of said solids channel; said supply vessel and said adaptor having first and second built-in positions relative to each other and/or to said blower unit which are freely selectable by an operator of said apparatus and, in said first position, said liquids channel communicating with said interior space via said liquids section and, in said second position, said solids channel communicating with said interior space via said solids section; and, there being a fixed non-changeable built-in position of said supply vessel and two different built-in positions of said adaptor being provided. 8. The portable spray apparatus of claim 7, wherein said supply vessel is releasably connected directly to said blower unit with said adaptor being disposed therebetween. 9. The portable spray apparatus of claim 7, wherein said adaptor is configured as a separate adaptor plate defining an up axis and two center lines; and, said two different built-in positions of said adaptor are formed by rotation of said adaptor plate about one of said center lines thereof or about said up axis thereof. 10. The portable spray apparatus of claim 9, wherein said supply vessel is releasably connected directly to said blower unit with said adaptor plate being disposed therebetween. 11. A portable spray apparatus comprising: a back carrier frame; a blower unit mounted on said frame; a supply vessel mounted on said back carrier frame and having an interior space wherein a liquid spray medium and a solid dust medium are selectively held to be discharged by said apparatus; said blower unit including a drive motor and a blower driven by said drive motor to generate a blower airflow for selectively discharging the liquid spray medium and solid dust medium; an adaptor releasably connected to said supply vessel; a liquids channel for said liquid spray medium opening into said blower airflow; a solids channel for said solid dust medium opening into said blower airflow; said adaptor defining at least one channel section of said liquids channel and at least one channel section of said solids channel; said supply vessel and said adaptor having first and second built-in positions relative to each other and/or to said blower unit which are freely selectable by an operator of said apparatus and, in said first position, said liquids channel communicating with said interior space via said liquids section and, in said second position, said solids channel communicating with said interior space via said solids section; and, there being a fixed non-changeable built-in position of said adaptor and two different built-in positions of said supply vessel. 12. The portable spray apparatus of claim 11, wherein said adaptor is fixedly connected to said blower unit; and, said supply vessel is releasably connected directly to said adaptor. 13. A portable spray apparatus comprising: a back carrier frame; a blower unit mounted on said frame; a supply vessel mounted on said back carrier frame and having an interior space wherein a liquid spray medium and a solid dust medium are selectively held to be discharged by said apparatus; said blower unit including a drive motor and a blower driven by said drive motor to generate a blower airflow for selectively discharging the liquid spray medium and solid dust medium; an adaptor releasably connected to said supply vessel; a liquids channel for said liquid spray medium opening into said blower airflow; a solids channel for said solid dust medium opening into said blower airflow; said adaptor defining at least one channel section of said liquids channel and at least one channel section of said solids channel; said supply vessel and said adaptor having first and second built-in positions relative to each other and/or to said blower unit which are freely selectable by an operator of said apparatus and, in said first position, said liquids channel communicating with said interior space via said liquids section and, in said second position, said solids channel communicating with said interior space via said solids section; said blower unit having a highest point and being configured as a radial blower defining a rotational plane; said spray apparatus having a usual work position wherein said spray apparatus is held by an operator; said apparatus having an up direction and a lateral direction referred to said usual work position with said lateral direction being defined by said rotational plane of said blower unit; and, said adaptor, referred to said up direction and said lateral direction, being disposed laterally and below said highest point of said blower unit. 14. The portable spray apparatus of claim 13, wherein said supply vessel has a base; and, said adaptor and said base of said supply vessel, referred to said up direction and said lateral direction, are disposed laterally and below said highest point of said blower unit. 15. A portable spray apparatus comprising a back carrier frame; a blower unit mounted on said frame; a supply vessel mounted on said back carrier frame and having an interior space wherein a liquid spray medium and a solid dust medium are selectively held to be discharged by said apparatus; said blower unit including a drive motor and a blower driven by said drive motor to generate a blower airflow for selectively discharging the liquid spray medium and solid dust medium; an adaptor releasably connected to said supply vessel; a liquids channel for said liquid spray medium opening into said blower airflow; a solids channel for said solid dust medium opening into said blower airflow; said adaptor defining at least one channel section of said liquids channel and at least one channel section of said solids channel; said supply vessel and said adaptor having first and second built-in positions relative to each other and/or to said blower unit which are freely selectable by an operator of said apparatus and, in said first position, said liquids channel communicating with said interior space via said liquids section and, in said second position, said solids channel communicating with said interior space via said solids section; a metering device for said dust medium; and, said metering device being configured as a rotating disc. 16. The portable spray apparatus of claim 15, further comprising channel means for guiding a carrier airflow into said solids channel downstream of said metering device.
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이 특허에 인용된 특허 (17)
Ebner,Edwin D., Air blower for extinguishing fires and method for extinguishing fires.
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